Determination of state of charge of lead-acid battery by EIS

Petr Křivík,Sebastian Vaculík,Petr Bača,Jiří Kazelle

Journal of Energy Storage（2019）

引用 30|浏览5

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摘要

•Open circuit voltage, Z-modulus and the phase angle are indicators of state of charge.•Different frequencies reflect the different phenomena in the lead-acid battery.•Combination of indicators leads to a higher accuracy of state of charge estimation.

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关键词

Lead-acid batteries,Impedance,Z-modulus,Phase angle,State of charge

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